Opposites
What is the opposite of -5, describe its location on a number line
5 and 5 units to the right of zero
Seven feet below sea level is farther below sea level than 4 1⁄2 feet below sea level.
-7 < -4 1/2
The record low temperatures for a town in Maine are −20°F for January and −19°F for February. Order the numbers from least to greatest.
-20 < -19
What are the four sections of a coordinate plane called
Quadrants
What is an origin?
Point (0, 0) on a coordinate plane
What is the opposite of the opposite of a deposit of $25 as an integer?
25
Sixteen degrees Celsius is warmer than zero degrees Celsius.
16 > 0
Henry, Janon, and Clark are playing a card game. The object of the game is to finish with the most points. The scores at the end of the game are Henry: −7, Jason: 0, and Clark: −5. Who won the game?
Jason
What quadrant is (6, 3) in
Quadrant I
What is the word that describes distance on a number line?
Absolute value
Write an equation to represent the opposite of a loss of 10 yards as an integer
-(10)=-10
Three and one-half yards of fabric is less than or equal to five and one-half yards of fabric.
3 1/2 ≤ 5 1/2
Order the numbers -99, -100, and -99.3 from least to greatest
-100, -99.3, -99
If I begin at point (-6, 8) and reflect over the x axis, what is my new point
(-6, -8)
What are the four symbols of inequalities and what they mean
< less than
> greater than
≤ less than or equal to
≥ greater than or equal to
Write an expression to represent the opposite of the opposite of a gain of 6 and describe its location on a number line
-(-(6)), six units to the right of zero
A test score of 64 is worse than a test score of 65, and a test score of 65 is worse than a test score of 67 1⁄2.
64 < 65 < 67 1/2
Order the numbers 1/2, .25, 3/4 from least to greatest
.25, 1/2, 3/4
Begin at (3, 0) move down 5 units, to the right 7, and then reflect over the y axis. What is the new point?
(-10, -5)
What is the difference between a rational number and an integer?
A rational number can be written as a fraction, and and integer is a positive or negative whole number including zero
What is the opposite of -10 feet plus the opposite of the opposite of 30 feet below sea level? Write an expression and solve for the integer
10 - 30 = -20
On a test Jason has to compare the number -80, -85, and -90 with a number line. He writes -80 < -85 < -90. Is Jason correct? Explain.
No, he used the wrong signs
Order these numbers from greatest to least 22/5, 4.5, -4, -4.5
4.5, 22/5, -4, -4.5
A rectangle has a perimeter of 26 units and an area of 42 units squared. What are the dimensions?
6 units by 7 units
What are opposite operations called?
Inverse operations